505841914427 has 24 divisors (see below), whose sum is σ = 539268281856. Its totient is φ = 474387427328.

The previous prime is 505841914397. The next prime is 505841914433. The reversal of 505841914427 is 724419148505.

It is not a de Polignac number, because 505841914427 - 2¹⁴ = 505841898043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505841914477) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 187834493 + ... + 187837185.

It is an arithmetic number, because the mean of its divisors is an integer number (22469511744).

Almost surely, 2^505841914427 is an apocalyptic number.

505841914427 is a deficient number, since it is larger than the sum of its proper divisors (33426367429).

505841914427 is a wasteful number, since it uses less digits than its factorization.

505841914427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4807 (or 4790 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 50.

The spelling of 505841914427 in words is "five hundred five billion, eight hundred forty-one million, nine hundred fourteen thousand, four hundred twenty-seven".